Waterdrop TST-UF Water Filter System, 3-stage Under Sink Ultrafiltration Stainless Steel Water Filter System
Waterdrop TST-UF Water Filter System, 3-stage Under Sink Ultrafiltration Stainless Steel Water Filter System
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Waterdrop TST-UF Water Filter System, 3-stage Under Sink Ultrafiltration Stainless Steel Water Filter System

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Key item features

  • Usage Notes: This under-sink ultrafiltration system is designed for municipal tap water and cold water only, not reducing TDS, and fits faucets with 1/2" or 3/8" female NPT threads.
  • Replacement Filters: Compatible replacement filters for TST-UF/TST-UF-B systems include WD-P1, WD-U2, and WD-C3.
  • Effective Filtration: Features multiple filtration layers, including a 0.01-micron ultrafiltration membrane, to reduce impurities, chlorine, odor, and heavy metals for improved water taste.
  • Rapid Flow: Delivers a fast and steady flow rate of up to 1.59 GPM, filling an 8 oz cup in approximately 2.3 seconds, suitable for cooking and beverage preparation.
  • Simple Installation: Designed for direct DIY connection to 3/8" or 1/2" cold water pipes, with instructional videos and customer support available.
  • Extended Lifespan: Filter life guidance includes 6-8 months for the PP filter, about 12 months for the UF filter, and 12-24 months for the CT filter, varying by local water conditions.
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Specs

Under-sink & countertop filtration system type, Under-Sink Filtration SystemFiltration stages, 3Brand, WaterdropDimensions, 12.99 x 4.92 x 14.49 inItems included, Stainless-steel inlet and outlet hoses,1-meter-long Teflon tape,ConvertersHas written warranty, No

About this item

Product details

Waterdrop was founded in 2015 with a commitment to improving global drinking water quality. Dedicated to meeting global household water needs, ensuring water safety, and contributing to human well-being, Waterdrop provides filtered water access to people worldwide.
  • Important Use Notes & Faucet Fit: This under-sink water filter system does not reduce TDS and is designed for municipal tap water and cold water only (not for well water or hot water). It fits faucets with 1/2" or 3/8" female NPT threads. If you need to connect to a quick-connect faucet, customer support can provide compatible connection fittings.
  • Replacement Filter Models: For TST-UF/TST-UF-B systems, replacement filters include WD-P1, WD-U2, and WD-C3 (search by these model names).
  • Filtration & Taste Support: Built with multiple filtration layers, including a precision ultrafiltration membrane designed to help reduce impurities larger than 0.01 microns, along with common concerns such as chlorine, odor, heavy metals, and more, to support better-tasting water for everyday use.
  • Fast, Steady Flow: Designed to provide quick access to filtered water with a flow rate of up to 1.59 GPM, filling an 8 oz cup in about 2.3 seconds under typical conditions, while maintaining stable flow for cooking and beverage prep.
  • Easy DIY Installation & Filter Life: Connects directly to 3/8" or 1/2" cold water pipes for DIY installation, with videos/instructions and customer support available. Typical filter life guidance: PP filter 6–8 months, UF filter about 12 months, and CT filter 12–24 months (varies by local water conditions). Longer-life components may help reduce housing changes and plastic waste over time.
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Specifications

Under-sink & countertop filtration system type

Under-Sink Filtration System

Filtration stages

3

Brand

Waterdrop

Dimensions

12.99 x 4.92 x 14.49 in

Warranty

Warranty information

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Current price is $189.99
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Sold and shipped by Ecolife Technologies, Inc.
4.64744094488189 out of 5 stars
4.6 stars out of 5, based on 5093 seller reviews(4.6)
Extended holiday returns
Free Holiday returns until Jan 31